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 COc1c(N2C[C@@H]3CCCN[C@H]3C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
b Cc1n[nH]c(=O)cc1-c1ccc(OC2CCN(C3CCC3)CC2)cc1
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}
4-[4-(1-cyclobutylpiperidin-4-yl)oxyphenyl]-3-methyl-1H-pyridazin-6-one