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 or b without using any additional words.
Options:
a: COc1ccc2ncc(F)c([C@H](O)[C@@H](O)C34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1
b: CCOC(=O)c1cc(-c2ccc3cc(CCN4CCC[C@H]4C)ccc3n2)on1
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 5-[6-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]quinolin-2-yl]-1,2-oxazole-3-carboxylate