Simbrief gave me what I think is an incorrect airway, L179, forcing an odd step down to FL180.
WSSS/02C N0503F340 DCT AKOMA DCT AKMET DCT AROSO Y513 KALIL Y504 GUNIP N571 VIRAM G208 DORAM/N0498F360 G208 BBB M638 KARKU P518 PG L124 KEBUD L713 SODOK T216 SITAK/N0492F380 T216 DAR L125 BUDED L333 DASIS UR660 ERZ UW704 CRM UL746 ODERO DCT LUGEB/N0481F400 DCT DEGET DCT BEGLA DCT DEXIT DCT INBED DCT BOMBI DCT ADKUV DCT NIK/N0354F180 L179 KEGIT/N0469F380 L608 SASKI/N0442F320 L608 LOGAN LOGA2H EGLL/27R