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, d, or e without using any other words.
Options:
a.) Cc1cccc(N(C(=O)Cn2nnc(-c3ccccc3F)n2)C(C(=O)NC(C)(C)C)c2ccncc2)c1
b.) COc1ccc(CCNS(=O)(=O)c2ccc(-n3cnnn3)c(OC)c2)cc1OC
c.) Cc1cc(N2CCN(S(=O)(=O)c3ccc(Br)cc3)CC2)n2ncnc2n1
d.) Cc1[nH]c(=O)[nH]c(=O)c1Sc1ccccc1[N+](=O)[O-]
e.) CCC(C)NC(=O)c1cnn2c1NC(c1cccs1)CC2C(F)(F)F
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}