C111123313121111121111331333132313331323133313331322132213112111   >>    C11112331312111112111133133313231333132313331333132213221311211   <<    C111123313121111121111331333132313331323133313331322132213112113   >>      C111123313121111121111331333132313331323133313331322132213112112   >>