C132233133112121111331333133313231333132333131211111211113313331321123121221   >>    C13223313311212111133133313331323133313233313121111121111331333132112312122   <<    C132233133112121111331333133313231333132333131211111211113313331321123121223   >>      C132233133112121111331333133313231333132333131211111211113313331321123121222   >>