C1111233133313231133133313331333133313231121333133313331323232133323231   >>    C111123313331323113313331333133313331323112133313331333132323213332323   <<    C1111233133313231133133313331333133313231121333133313331323232133323233   >>      C1111233133313231133133313331333133313231121333133313331323232133323232   >>