Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1ccc(F)cc1)C1CC[NH+](CCn2c(=O)[nH]c3ccccc3c2=O)CC1
b. O=C(NC1CCN(Cc2ccc3c(c2)OCO3)CC1)c1cc(=O)c2cc(Cl)c(Cl)cc2o1
c. CCc1c(C)[nH]c2c1/C(=N/NC(=O)Nc1ccccc1)CCC2
d. C[C@@H](CN(C)C)CN1c2ccccc2Sc2ccc(C#N)cc21
Answer: a, b, c, d
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}