TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The compound of formula (I) is preferably of formulae (II), (III) or (IV). The coupling group chain length of phenanthrene-containing compound of formula (I), (II), (III) or (IV) is 3.7 Angstrom or less.R1-R5,R7,R8=H or substituent, in which R5 is not represented by group of formula: -La-Ra;La=bivalent coupling group of formulae (i)-(xii) or bivalent coupling group of formulae (i)-(xii), which are bonded;Ra=H, optionally substituted alkyl, oligo oxyethylene, in which repeating number of an oxyethylene unit is two or more, oligosiloxane, in which number of silicon atom is two or more, or optionally substituted trialkylsilyl, preferably Ra is optionally substituted trialkylsilyl, when La adjacent to Ra is bivalent coupling group of formula (iii), or Ra is hydrogen, when La adjacent to Ra is bivalent coupling group of formulae (i)-(iii) and (x)-(xii);Lb, Lc=bivalent coupling groups of formulae (i)-(xii) or bivalent coupling groups of formulae (i)-(xii), which are bonded;Rb, Rc=H, optionally substituted alkyl, oligo oxyethylene, in which the repeating number of an oxyethylene unit is two or more, oligosiloxane, in which silicon atomic number is two or more, or optionally substituted trialkylsilyl, preferably Rb, Rc is optionally substituted trialkylsilyl-group, when Rb, Lb adjacent to Rc, or Lc is a bivalent coupling group of formula (iii), or Rb, Rc is H, when Rb, Lb adjacent to Rc or Lc is a bivalent coupling group of formulae (i)-(iii), (x)-(xii);Ld, Le=bivalent coupling group of formulae (i)-(iii), (vi), (vii), (ix)-(xii) or bivalent coupling group of formula (i)-(xii), which are bonded;Rd, Re=H, optionally substituted alkyl, oligo oxyethylene, in which repeating number of an oxyethylene unit is two or more, oligosiloxane, in which silicon atomic number is two or more, or optionally substituted trialkylsilyl, preferably Rd, Re is optionally substituted trialkylsilyl, when Ld or Le adjacent to Rd or Re is a bivalent coupling group of formula (iii) or Rd, Re is H when Ld or Le adjacent to Rd or Re is a bivalent coupling group of formulae (i)-(iii), (x)-(xii), and group of formula (i)-(xii) represents wavy line portion that shows a coupling position with the phenanthro difuran, the phenanthro dithiophene, and phenanthro dipyrrole skeleton, and asterisk shows coupling position of Ra-Re;m=4;m'=2;andR' in group of formulae (i), (ii), (x), (xi) and (xii)=H or substituent, in which R' in (i) and (ii) optionally bonds with Ra-Re adjacent to La-Le, to form condensed ring.    TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The coating solution comprises compound of formula (I) and polymer binder. The organic-semiconductor thin film comprises compound of formula (I) and polymer binder, and is produced by solution coating method. Preferred Definitions:    R8=H or substituent;    La-Le=bivalent coupling group of formulae (i)-(v), (x), (xi) or (xii);    La-Lc=bivalent coupling group of formulae (i), (iii), (x) or (xii);    Ld, Le=bivalent coupling group of formulae (x), (xi) or (xii);and    Ra-Re=optionally substituted alkyl.