"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"
"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"
"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"
"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"
"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"
"1H-Indole, 3,3'-(2-thienylmethylene)bis[2-methyl-"