Task: Please answer the multiple choice question.
Question: Which molecules are not 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) CCCc1nc(C)c2c(=O)nc(-c3cc(S(=O)(=O)N4CC[NH+](CC)CC4)ccc3OCC)[nH]n12
(b) CC(C)(C)c1ccc(NC(=O)N2CCN(c3ncccc3Cl)CC2)cc1
(c) CC[C@](COC(=O)c1cc(OC)c(OC)c(OC)c1)(c1ccccc1)[NH+](C)C
(d) CCC[C@@H](C)C1(CC)C(=O)NC(=O)NC1=O
Answer: 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}
5-ethyl-5-[(2R)-pentan-2-yl]-1,3-diazinane-2,4,6-trione