Variation of condition 1 of BH2018/02598 and condition 1 of BH2020/00238 to allow substitute drawings to provide for 209 residential units (C3 use), 3,101sqm of office / research / development floorspace (B1(a)/(b) use) and 356sqm of flexible commercial / retail floorspace (B1(a) and (b)/A1/A2/A3/A4 use) within buildings of up to 19 storeys (plus roof plant level) in height only.