Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a) COc1ccc2c(c1)c(CC(=O)Oc1cccc(C)c1)c(C)n2C(=O)c1ccc(Cl)cc1
b) c1cc(-c2ccncc2)ccn1
c) O=[N+]([O-])N=C1NCCN1Cc1ccc(Cl)nc1
d) CCC1(CC)C(=O)NCC(C)C1=O
e) CCOC(=O)C1CC2CC1C1OC21
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}