Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: O=S(=O)(c1ccc(F)cc1)N1CCc2nc(OC3CCN(C4CCC4)CC3)ccc2C1
b: Cc1ncoc1-c1nnc(SCCCN2CCc3nc4cc(C(F)(F)F)ccn4c3CC2)n1C
c: CCOC(=O)C1=C(COCCN)NC(C)=C(C(=O)OC)C1c1ccccc1Cl
d: COc1ccc(CC[NH+]2CCC(Nc3nc4ccccc4n3Cc3ccc(F)cc3)CC2)cc1
e: CC(=O)Nc1ccc2c3cccc4c3c([n+](C)c2c1)-c1ccccc1N4C
Answer: a, b, c, d, e
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}
3-O-ethyl 5-O-methyl 2-(2-aminoethoxymethyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate