C1111233133313231133133313231333133313113313113313331322331322333321   >>    C111123313331323113313331323133313331311331311331333132233132233332   <<    C1111233133313231133133313231333133313113313113313331322331322333323   >>      C1111233133313231133133313231333133313113313113313331322331322333322   >>