6, 11-alpha(H)-Santonin

6, 11-Dihydro-5H-dibenz(b, e)azepine

6, 11-Dihydro-6, 11-dioxo-1H-anthra(1, 2-d)triazolesulphonic acid

6, 11-Dihydro-6, 11-dioxo-N-phenylbenzo(f)pyrido(1, 2-a)indole-12-carboxamide

6, 11-Dimethyl-1, 2-dihydrochrysene-1, 2-diol

6, 11-Dimethylbenzo(b)naphtho(2, 3-d)thiophene

6, 11-Dioxa-3-thia-2, 4, 7, 10-tetraazadodeca-7, 9-dienoic acid, 8-((dimethylamino)carbonyl)-5-oxo-2, 4, 9-trimethyl-, 1-naphthalenyl ester

6, 11-Dioxa-3-thia-2, 4, 7, 10-tetraazadodeca-7, 9-dienoic acid, 8-((dimethylamino)carbonyl)-5-oxo-2, 4, 9-trimethyl-, 2, 3-dihydro-2, 2-dimethyl-7-benzofuranyl ester

6, 11-Dioxa-3-thia-2, 4, 7, 10-tetraazadodeca-7, 9-dienoic acid, 8-((dimethylamino)carbonyl)-5-oxo-2, 4, 9-trimethyl-, 4-nonylphenyl ester

6, 11-Dioxa-5, 12-distannahexadec-8-ene-7, 10-dione, 5, 12-dibutyl-, (Z)-, 5, 12-bis(C8-18 acyloxy) derivs.

6, 11-Dioxa-5, 12-distannahexadecane, 5, 5, 12, 12-tetrabutyl-7, 10-dioxo-

6, 11-Dioxa-5, 12-distannahexadecane, 5, 5, 12, 12-tetrabutyl-8-methylene-7, 10-dioxo- (9CI)

6, 11-Eicosadienoic acid

6, 11-Hexadecadien-1-ol, acetate, (E, Z)-

6, 11-Hexadecadienyl diazoacetate

6, 11-Methano-3H-cyclodec(e)inden-3-one, 1, 2, 3a, 4, 5, 5a, 12, 13, 13a, 13b-decahydro-9-methoxy-3a-methyl-

6, 11-O-Dimethyldaunomycin

6, 12-Diazaanthanthrene

6, 12-Dimethylanthanthrene

6, 12-Diphenyldibenzo(b, f)(1, 5)diazocine