C22121333132313311211113313331333133313231333133313223331323131   >>    C2212133313231331121111331333133313331323133313331322333132313   <<    C22121333132313311211113313331333133313231333133313223331323133   >>      C22121333132313311211113313331333133313231333133313223331323132   >>