C111123313121111121111331323133313331333132322121111133313331313331333211122111   >>    C11112331312111112111133132313331333133313232212111113331333131333133321112211   <<    C111123313121111121111331323133313331333132322121111133313331313331333211122113   >>      C111123313121111121111331323133313331333132322121111133313331313331333211122112   >>