Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCOC(=O)NCCc1ccccc1-c1ccc([C@H]2CNCC[C@H]2c2ccn(C)c(=O)c2)c(Cl)c1
b) CN(C)c1nc(Cc2ccc(NC(=O)c3ccc4ccccc4c3)cc2)nc(Cl)c1CC(=O)O
Answer: a
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}
ethylN-[2-[2-[3-chloranyl-4-[(3S,4R)-4-(1-methyl-2-oxidanylidene-pyridin-4-yl)piperidin-3-yl]phenyl]phenyl]ethyl]carbamate