COc1ccc2nc3c(c(N4CCOCC4)c2c1)CCC3 mol15351 0_1 COc1ccc2nc3c(c([NH+]4CCOCC4)c2c1)CCC3 mol15351 1_1 COc1ccc2[nH+]c3c(c(N4CCOCC4)c2c1)CCC3 mol15351 1_2