C3123223313331322121111331333133313231333132212113313331323232223231   >>    C312322331333132212111133133313331323133313221211331333132323222323   <<    C3123223313331322121111331333133313231333132212113313331323232223233   >>      C3123223313331322121111331333133313231333132212113313331323232223232   >>