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. COc1ccc(N=Cc2c(O)c3ccccc3oc2=O)cc1
b. CC1CCCCN1C(=O)N[C@@H](Cc1ccccc1)C(=O)O
c. CCn1c(=NC(=O)c2ccc(S(=O)(=O)N3CCOCC3)cc2)sc2cccc(OC)c21
d. CCCCCC1CC(CC(=O)Nc2nncs2)C(=O)O1
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}