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) Cc1nc(Nc2nc3ccccc3o2)nc2c1CCC2
b) COc1ccc(-n2cnnc2SCc2ncc(-c3ccccc3)o2)cc1
c) CCCCN(CCCC)CC(O)COc1ccc(Br)cc1
d) Cc1ccc(CN2CCN(/N=C/c3ccc(N(C)C)cc3)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}