Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN1C(=O)CSc2ccc(NC(=O)Nc3ccccn3)cc21
b. O=c1[nH]c2ccc(NC(=S)NC3CCCCC3)cc2[nH]1
c. COc1cc(C2C(N3C(=O)c4ccccc4C3=O)C(=O)N2c2ccc(C)c(C)c2)cc(OC)c1OC
d. Cn1c(SCC(=O)C(C)(C)C)nnc1-c1ccncc1
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}