Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCC1CN(C(=O)N2CCC(C(=O)NCCc3ccccc3)CC2)c2ccccc2O1
b.) COc1ccccc1N(C(C)=O)c1nc(C)cc(C)c1C#N
c.) CN1CCN(C2CCCCCC2)CC1
d.) CCOc1ccc(NC(=O)CN2CCN(CC(=O)Nc3cccc(F)c3)CC2)cc1
Answer: 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}