Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: COc1ccc(OC2CCN(S(=O)(=O)c3ccc(C(C)=O)cc3)CC2)cc1
b: COc1ccc(C(=O)NNC(=O)COc2ccc(Cl)cc2C)cc1S(=O)(=O)N1CCOCC1
c: COc1ccc(NC(=S)N2CCC(NC(=O)C3CCCCC3)CC2)cc1
Answer: b
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}