C1111233133313231133133313231333133313113313113313331323212323133311   >>    C111123313331323113313331323133313331311331311331333132321232313331   <<    C1111233133313231133133313231333133313113313113313331323212323133313   >>      C1111233133313231133133313231333133313113313113313331323212323133312   >>