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 other words.
Options:
a) CCN(CC)S(=O)(=O)c1ccc(OC)c(NC(=O)c2ccc3c(c2)OCO3)c1
b) Cc1ccc(CNC(=O)c2ccc(Cn3cc(-c4ccc(C)cc4)nc3-c3ccncc3)cc2)cc1
c) Cc1ccccc1N1C(=O)C(Oc2ccc(Cl)cc2)C1CNCCCOC(C)C
Answer: c
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}