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 additional words.
Options:
a. O=S1(=O)C=C(SCCN2CCCC2)c2ccccc21
b. CCCCOc1ccc(-c2nnn(CC(=O)NCCc3c[nH]c4ccccc34)n2)cc1
c. CSc1nc2sc3c(c2c(=O)n1CC(C)C)CC(C)(C)OC3
d. COc1ccc(OC)c(N(CC(=O)Nc2ccccc2C(=O)NCc2ccco2)S(C)(=O)=O)c1
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}