Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1cc(N2C(=O)N(c3ccc(-c4ccccc4)cc3)C(=O)C23CCN(Cc2ncccc2C)CC3C(=O)O)ncn1
b. CS(=O)(=O)c1ccc2c(C(=O)NC[C@@H](O)CN3CCC(Oc4ccc(Cl)c(Cl)c4)CC3)c[nH]c(=O)c2c1
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}
N-[(2R)-3-[4-(3,4-dichlorophenoxy)piperidin-1-yl]-2-hydroxypropyl]-7-methylsulfonyl-1-oxo-2H-isoquinoline-4-carboxamide