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, or d without using any additional words.
Options:
a. CCN(CC)Cc1ccc2c(c1)CC[C@H](N1CCN(CCc3ccc(F)cc3)CC1=O)C2
b. C[NH2+]CCC=C1c2ccccc2CCc2ccccc21
c. CCCN1CCCC[C@@H]1C(=O)Nc1c(C)cccc1C
d. Cc1nc(Nc2ncc(C(=O)Nc3c(C)cccc3Cl)s2)cc(N2CCN(CCO)CC2)n1
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}
(2R)-N-(2,6-dimethylphenyl)-1-propylpiperidine-2-carboxamide