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 other words.
Options:
a. O=C(c1ccc(Cl)s1)N1CCOCC1
b. C=CCCC(=O)NC1CC(C)(C)Cc2c1cnn2-c1cccc(F)c1
c. CCCCN1C(=S)SC(C)(C)C1/[N+]([O-])=C/c1ccc(S(=O)(=O)NC)cc1
d. CC(C)(C)c1cc(/C=C2\NC(=O)NC2=O)cc(C(C)(C)C)c1O
Answer: a, 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}