Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(O)Cc1ccc(N2CCC(CN3CCC(Oc4ccc(Cl)c(Cl)c4)CC3)CC2)cc1
[b] COc1cc(-c2cn(Cc3ccc(-c4nc5ccccc5o4)cc3)nn2)ccc1-n1cnc(C)c1
[c] O=C(C=Cc1ccc(CNCCc2c(-c3ccccc3)[nH]c3ccccc23)cc1)NO
[d] C[C@@H]1CCCN1CCc1ccc2cc(-c3ccc(C#N)cc3)ccc2c1
Answer: 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-[6-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]naphthalen-2-yl]benzonitrile