C132233133112121111331333133313231333132333131211111333132321131221   >>    C13223313311212111133133313331323133313233313121111133313232113122   <<    C132233133112121111331333133313231333132333131211111333132321131223   >>      C132233133112121111331333133313231333132333131211111333132321131222   >>