2504,2505,2506,2508,2509,2510,2511,2511,2510,2508,2508,2507,2505,2504,2504,2502,2501;1645,1645,1644,1644,1643,1642,1640,1639,1638,1637,1635,1634,1635,1637,1640,1641,1642