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) Cc1ccc(C(CNS(=O)(=O)c2ccc(F)cc2)N2CCN(C)CC2)cc1
b) O=C(N/N=C/c1ccc2c(c1)OCO2)C(=O)Nc1cccc(Cl)c1
c) CC(=O)N(c1ccc(Cl)cc1)c1nc(C)cc(C)c1C#N
Answer: a
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}