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) c1cc2c3c(cccc3c1)C(N1CCCCCC1)=N2
b) Cc1ccccc1-n1nc(-c2ccc(N)cc2)cc1N
c) CCc1nnc(NC(=O)CSc2nnc3c4ccccc4n(C)c3n2)s1
d) COc1ccc(-c2cc(C(F)(F)F)n3nc(C(=O)N4CCCC4)cc3n2)cc1
e) Cn1c(=O)[nH]c(=O)c2c1nc(N1CCOCC1)n2CCCSc1ncccn1
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}