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 other words.
Options:
a.) COc1cc(N2CCN(C(=O)[C@H](C)O)CC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
b.) Cc1nc(C(=O)NC2CC(C)(C)Oc3nc(-c4ccc(Cl)cc4Cl)c(-c4ccc(Cl)cc4)cc32)n[nH]1
Answer: a, 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}
(2S)-1-[4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-ylpyrimidin-2-yl)amino]-3-methoxyphenyl]piperazin-1-yl]-2-hydroxypropan-1-one