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, or d without using any other words.
Options:
a CCCCCc1cc(O)c2c(c1)OC(C)(C)C1CC=C(C)CC21
b N#Cc1sc2c(=O)c3ccccc3c(=O)c=2sc1C#N
c COc1cc(C(=O)N2CCCCCCC2)cc(OC)c1OC
d Nc1cc2c(cc1C1CCCCC1)CCC2C(=O)O
Answer: d
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}