{
  "time_buckets": [
    {"id": "wk4", "weeks": 4, "ko": "4주 (초기반응)", "en": "4-week (early response)", "purpose": "early responder identification"},
    {"id": "wk12", "weeks": 12, "ko": "12주 (titration 완료)", "en": "12-week (titration complete)", "purpose": "tolerability + titration assessment"},
    {"id": "wk24", "weeks": 24, "ko": "24주 (단기 endpoint)", "en": "24-week (short-term endpoint)", "purpose": "regulatory short-term endpoint"},
    {"id": "wk52", "weeks": 52, "ko": "52주 (1년 endpoint)", "en": "52-week (1-year endpoint)", "purpose": "primary obesity RCT endpoint"},
    {"id": "wk68", "weeks": 68, "ko": "68주 (STEP/SURMOUNT)", "en": "68-week (STEP/SURMOUNT endpoint)", "purpose": "STEP and SURMOUNT primary"},
    {"id": "wk104", "weeks": 104, "ko": "104주 (장기 maintenance)", "en": "104-week (long-term maintenance)", "purpose": "long-term durability + CV outcomes"}
  ]
}