Cc1cc(COc2cc(C)nn2-c2ccccc2)n(Cc2ccccc2)n1 mol18646 0_1 Cc1cc(COc2cc(C)[nH+]n2-c2ccccc2)n(Cc2ccccc2)n1 mol18646 1_1 Cc1cc(OCc2cc(C)[nH+]n2Cc2ccccc2)n(-c2ccccc2)n1 mol18646 1_2