C132233133112121111331333133313331333131232233132313331322233231   >>    C13223313311212111133133313331333133313123223313231333132223323   <<    C132233133112121111331333133313331333131232233132313331322233233   >>      C132233133112121111331333133313331333131232233132313331322233232   >>