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) COc1ccccc1CNCc1cccc(CCNCC(O)c2ccc(O)c3[nH]c(=O)sc23)c1
b) CCOC(=O)c1c(C)noc1-c1ccc2cc(CCN3CCC[C@H]3C)ccc2n1
c) CN1CC[C@]23c4c5ccc(O)c4O[C@H]2[C@@H](O)C=C[C@H]3[C@H]1C5
d) CONC(=O)CCCN(C)C(=O)c1ccc2c(c1)c1c(n2C)CC[C@@H](C2CCOCC2)C1
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}
ethyl 3-methyl-5-[6-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]quinolin-2-yl]-1,2-oxazole-4-carboxylate