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) CCCn1c(=O)c(C(=O)NCc2ccncc2)c(O)c2ccccc21
b) O=C(Nc1ccc2nc3n(c(=O)c2c1)CCCC3)c1ccc(Cl)nc1
c) O=C(NNC(=O)C1CCCN(c2ncccn2)C1)c1ccncc1
d) COc1ccc(/C=N/Nc2ncc(C(F)(F)F)cc2Cl)cc1OC
e) CN(C)N1C(N)=C(C#N)C(c2ccsc2)C2=C1CC(C)(C)CC2=O
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}