Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=C1Nc2ccccc2OC1CC(=O)N1CCOCC1
b: Cc1csc(NC(=O)CSC2=NS(=O)(=O)c3cc(F)ccc3N2)n1
c: c1ccc(CN2CCC(Nc3nc(-c4cccnc4)nc4ccccc34)CC2)cc1
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}