In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Ex Input:
 There is little similarity among the sequences upstream from the CAP site of the Spec2 genes except the TATA consensus sequence and a repeating trinucleotide , AAC .

Ex Output:
Spec2 genes


Ex Input:
 This study was undertaken to evaluate the physical and biological characteristics of nebulized interleukin 2 liposomes .

Ex Output:
interleukin 2


Ex Input:
 HNF4alpha7 mRNA is also found in totipotent embryonic stem cells .

Ex Output:

HNF4alpha7 mRNA