NOVELTY - A polycyclic compound (I and/or II) is new.    USE - New polycyclic compound is used for electronic device e.g. electroluminescent device, electrophotographic photoreceptor, photoelectric converter, solar cell, image sensor and dye laser (all claimed). Uses include but are not limited to laptop computer, laser printer, personal digital assistant, cell phone, camcorder, theater or stadium screen, vehicle, micro display and viewfinder.    ADVANTAGE - The polycyclic compound provides electronic device with excellent efficiency, stability, manufacturability and spectral characteristics.    DETAILED DESCRIPTION - A polycyclic compound of formulae (I and/or II) is new.    X,X',Y',Y"=O, S, SO2, NR163, Se, or Te;    ring A-D=optionally substituted aryl;    R1,R1',R11,R11'=X1 or -L1-X1;    R163,R123,R127,R63-R67,R69=6-18C aryl substituted by 1-18C alkyl or 1-18C alkoxy, or 1-18C alkyl interrupted by -O-, or group -(C(=O))X-L1-X1;    x=0 or 1;    X1=6-28C aryl or 2-30C electron deficient heteroaryl (both optionally substituted), 1-18C alkyl interrupted by -O-, -CH=CH-Ar, -NA1A1', -P(=O)A4A4' or -SiA6A7A8;    Ar=6-14C aryl such as phenyl or naphthyl, optionally substituted by 1-25C alkoxy or 1-25C alkyl which is interrupted by -O-;    L1=single bond or bridging unit (BU) of formula (a-e);    A1,A1',A4,A4',A6-A8=6-24C aryl or optionally substituted 2-30C heteroaryl;    or A1+A1'+N=heteroaromatic ring or ring system of formula (f or g);    m'=0, 1 or 2;    m1=0 or 1;    R119,R120=1-18C alkyl or 1-18C alkoxy (both substituted by E and/or interrupted by D'), or 6-24C aryl or 2-20C heteroaryl (both substituted by G), 2-18C alkenyl, 2-18C alkynyl, 1-18C alkoxy or 7-25C aralkyl;    R121,R122=1-18C alkyl or 1-18C alkoxy (both substituted by E and/or interrupted by D'), 6-24C aryl or 2-20C heteroaryl (both substituted by G), or H;    R123,R127,R63-R67,R69=6-18C aryl substituted by 1-18C alkyl or 1-18C alkoxy, or 1-18C alkyl interrupted by -O;    D'=-CO-, -COO-, -S-, -SO-, -SO2-, -O-, -NR65-, -SiR70R71-, -POR72-, -CR63=CR64-, or -CC-;    E=-OR69, -SR69, -NR65R66, -COR68, -COOR67, -CONR65R66, -CN, or halo;    G=E, 1-18C alkyl or -SO2R73;    or R65+R66=5 or 6-membered ring;    R68=H or R67;    R70,R71=1-18C alkyl or 6-18C aryl substituted by 1-18C alkyl;    R73=1-18C alkyl interrupted by -O-, -CF3, 6-18C aryl substituted by 1-18C alkyl or 1-18C alkoxy;    R41=Cl, F, CN, -C6H4-N(-R45)-R45', NR45R45', 1-25C alkyl, 4-18C cycloalkyl or 1-25C alkoxy;    or two or more R41=ring system;    R45,R45'=1-25C alkyl or 4-18C cycloalkyl;and    R45=1-25C alkyl, or 4-18C cycloalkyl.    "Full Definitions are given in the Definitions (Full Definitions) Section with specified provisos". INDEPENDENT CLAIMS are included for the following:    (1) electronic device, which comprises the polycyclic compound;    (2) polycyclic intermediate compound of formula (V-VIII); and    (3) preparation of polycyclic intermediate compound, which involves reacting polycyclic compound of formula (Va-VIIIa or Vb) with trichloromethane sulfonic anhydride.    Ra,R'a,Rb,R'b,Rc,Rd,Re,R'e=OH.    At least one of R2-R9, R12-R15, R2'-R9 and R12'-R15' is O-SO2-CF3.