C111113331333132322331333133313331323133313233213133313331312111113232231   >>    C11111333133313232233133313331333132313331323321313331333131211111323223   <<    C111113331333132322331333133313331323133313233213133313331312111113232233   >>      C111113331333132322331333133313331323133313233213133313331312111113232232   >>