Task: Please answer the multiple choice question.
Question: Which molecules are not a 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. OC(COC(c1ccccc1)c1ccccc1)CN1CCN(c2cccc(Cl)c2)CC1
b. CC(=O)c1ccccc1NC(=O)c1ccc2c(c1)NC(=O)C(C)S2
c. CCCCOc1c(Br)cc(/C=C2\N=C(C)OC2=O)cc1OCC
d. Cc1cc2c3c([nH]c2cc1S(=O)(=O)NCc1ccc(CN2CCCCCC2)o1)CC(C)(C)CC3=O
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}