C11111211113313112113313331333133313331312322121111133313331322133231   >>    C1111121111331311211331333133313331333131232212111113331333132213323   <<    C11111211113313112113313331333133313331312322121111133313331322133233   >>      C11111211113313112113313331333133313331312322121111133313331322133232   >>