Task: Please answer the multiple choice question.
Question: Which molecules are not 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 additional words.
Options:
a CCOC(=O)C1=C(CN2CCOCC2C(=O)O)NC(c2nccs2)=NC1c1ccc(F)cc1Br
b CC[C@H](C)[C@H](C(=O)O)N1C[C@H](CN2CCC(c3cc(Cc4ccccc4)nn3CC)CC2)[C@@H](c2cccc(F)c2)C1
c O=C(c1ccc2ccccc2c1)N(C1CCC1)C1CCNCC1
d COc1cc2c(N3CCN(C(=O)Nc4ccc(OC(C)C)cc4)CC3)ncnc2cc1OCCCN1CCCCC1
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}
(2R,3S)-2-[(3S,4S)-3-[[4-(5-benzyl-2-ethylpyrazol-3-yl)piperidin-1-yl]methyl]-4-(3-fluorophenyl)pyrrolidin-1-yl]-3-methylpentanoic acid