Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CC(=O)Nc1nnc(S(N)(=O)=O)s1
b. C#CC[NH+](C)[C@H](C)Cc1ccccc1
c. O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2ccc(OC(F)F)cc2o1
d. COCCc1ccc(OC[C@H](O)C[NH2+]C(C)C)cc1
e. CC(C)[NH2+]C[C@@H](O)COc1ccc(CC(N)=O)cc1
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}