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.) O=C(NC1CCCc2c1cnn2-c1cc(F)cc(F)c1)c1ccncc1
b.) N#Cc1c(-c2ccccc2)cc(-c2ccccc2)nc1SCc1nnc(-c2ccccc2)o1
c.) CC(C)N(C=O)C1(C(=O)NC2CCCCC2)CCCCC1
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}