Task: Please answer the multiple choice question.
Question: Which molecules are not 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 additional words.
Options:
a. CCC(CC)c1cn(-c2ccc(F)cc2)c2ccc(Cl)cc12
b. O=C([C@H](O)C1CC1)N1CC(c2cc(F)ccc2F)=C[C@@H]1c1ccccc1
c. COc1cccc([C@H](O)C2CCN(CCc3ccc(F)cc3)CC2)c1OC
d. CCOC(=O)C1=C(COCC[NH3+])NC(C)=C(C(=O)OC)[C@H]1c1ccccc1Cl
e. CCC(=O)c1cn(-c2ccc(F)cc2)c2ccc(Cl)cc12
Answer: 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}
1-[5-chloro-1-(4-fluorophenyl)indol-3-yl]propan-1-one