Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCCN(CC1CC1)C(=O)COc1ccccc1C(=O)NCc1ccccc1
b. COCCn1c(SCC(N)=O)nc2c(c1=O)SC(C)C2
c. CC1(C)NC(=O)N(CC(O)CN2CCOCC2)C1=O
d. O=Cc1cn(CCC(=O)O)nc1-c1cccc2ccccc12
e. CC1CCN(C(=O)c2ccc(S(=O)(=O)Cc3ccccc3F)c([N+](=O)[O-])c2)CC1
Answer: a
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}