C132233133112121111331333133313331323132313231333133313222212231   >>    C13223313311212111133133313331333132313231323133313331322221223   <<    C132233133112121111331333133313331323132313231333133313222212233   >>      C132233133112121111331333133313331323132313231333133313222212232   >>