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] COC1COCCC1NC1CCC(C(=O)N2CCN(c3ccnc(C(F)(F)F)n3)CC2)(C(C)C)C1
[b] COc1ccc(C2CN(CCCC3CCOCC3)CC2CC(=O)Nc2cccc(Cl)c2)cc1
[c] COc1c(N2CCN[C@@H](C)C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
[d] COCCOCC#Cc1cc(-c2[nH]nc3c2Cc2ccc(CN4CCN(C)CC4)cc2-3)cs1
Answer: b
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}
N-(3-chlorophenyl)-2-[4-(4-methoxyphenyl)-1-[3-(oxan-4-yl)propyl]pyrrolidin-3-yl]ethanamide