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 additional words.
Options:
(a) COc1cc(N2CCN(C(N)=O)CC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
(b) COCCOc1ccc2c(c1)ncn2-c1ccc2cccc(N3CCC(N)CC3)c2n1
(c) COC[C@H](C)Oc1cc(Oc2ccc(S(C)(=O)=O)cc2)cc(C(=O)Nc2nc(C)ns2)c1
(d) COc1ccc2ncc(=O)n(CCN3CC[C@@H](NCc4ccc5c(n4)NC(=O)CO5)[C@@H](F)C3)c2c1
Answer: c
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}
3-[(2S)-1-methoxypropan-2-yl]oxy-5-(4-methylsulfonylphenoxy)-N-(3-methyl-1,2,4-thiadiazol-5-yl)benzamide