The term nonrapid eye movement sleep is identified in base64 scheme by the sequence bm9ucmFwaWQgZXllIG1vdmVtZW50IHNsZWVw, while the MD5 signature is equal to b3ec13aba300912db07045111568221e. The ASCII encoding of nonrapid eye movement sleep in hexadecimal notation is 6e6f6e726170696420657965206d6f76656d656e7420736c656570.