Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=c1cc(CN2CCc3ccccc32)nc2sccn12
(b) CCOc1ccc(NC(=O)C(c2ccccn2)N(C(=O)CCl)c2ccc(OC)cc2)cc1
(c) COc1ccc(OC)c(NC(=O)c2ccccc2NC(=O)c2ccco2)c1
(d) COc1ccc(NC(=O)CN2CCN(Cc3ccccc3)CC2)cc1
Answer: c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}