With acknowledgements of Mr Yusry Harfuddin 
SBST 328 (former): Hougang South Int -> (St 21) -> Upper
Serangoon Rd -> Ave 2 -> Ave 10 -> Ave 4 -> Ave 8 ->
(St 52) -> St 51 -> Buangkok Green -> Ave 4 -> St 51
-> (St 52) -> Ave 8 -> Ave 4 -> Ave 10 -> Ave 2
-> Upper Serangoon Rd -> (St 21) -> Hougang South
Int
