Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CN1CCC[C@H]1Cn1nc(Cc2ccc(Cl)cc2)c2cnccc2c1=O
(b) O=C1COc2ccc(CNC34CCC(CCc5c(F)cnc6ccc(OCCc7cc(=O)c(O)c[nH]7)nc56)(CC3)OC4)nc2N1
(c) Cc1ccc(-c2cc3sc(N4CCC(N5CCCCC5)CC4)nc3cn2)cn1
(d) CCOc1cc2ncc(C(N)=O)c(Nc3cccc(Cl)c3Cl)c2cc1N1CCN(C)CC1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
4-[(4-chlorophenyl)methyl]-2-[[(2S)-1-methylpyrrolidin-2-yl]methyl]pyrido[3,4-d]pyridazin-1-one