Task: Please answer the multiple choice question.
Question: Which molecules are not 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) CCCCSc1n[nH]c(N)n1
b) COc1cccc(-c2ccc3nnc(SCC(=O)N4CCCC4)n3n2)c1
c) CC(C)CN(C(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1)C1CCS(=O)(=O)C1
d) CCn1c(/N=C/c2ccccc2O)nc2ccccc21
Answer: a, b, c, d
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}