C313212111113331323312111133133313331333133313331333133313331333133112323113111   >>    C31321211111333132331211113313331333133313331333133313331333133313311232311311   <<    C313212111113331323312111133133313331333133313331333133313331333133112323113113   >>      C313212111113331323312111133133313331333133313331333133313331333133112323113112   >>