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 additional words.
Options:
a. COC(=O)c1ccccc1NC(=O)CC(NCc1ccccc1)C(=O)O
b. C=CCNC(=O)CC(=O)N/N=C/c1ccc(C(=O)OC)cc1
c. O=[N+]([O-])c1cccc(/C=N/N2CCN(Cc3ccc(Cl)cc3)CC2)c1
d. Cc1ccc(-c2noc(CCC(=O)N3CCCC3)n2)cc1
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}