C132233133112121111331333133313231333132333131211113313331333221221   >>    C13223313311212111133133313331323133313233313121111331333133322122   <<    C132233133112121111331333133313231333132333131211113313331333221223   >>      C132233133112121111331333133313231333132333131211113313331333221222   >>