C132233133112121111331333133313331323132313231333133313233123121   >>    C13223313311212111133133313331333132313231323133313331323312312   <<    C132233133112121111331333133313331323132313231333133313233123123   >>      C132233133112121111331333133313331323132313231333133313233123122   >>