C22213331333133313112331323133313331333133313331323223313222311   >>    C2221333133313331311233132313331333133313331333132322331322231   <<    C22213331333133313112331323133313331333133313331323223313222313   >>      C22213331333133313112331323133313331333133313331323223313222312   >>