C132233133112121111331333133313331323133313331333131323331322233321   >>    C13223313311212111133133313331333132313331333133313132333132223332   <<    C132233133112121111331333133313331323133313331333131323331322233323   >>      C132233133112121111331333133313331323133313331333131323331322233322   >>